package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@Slf4j
@RestController
@RequestMapping("/admin/dish")
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;


    /*
    * 新增菜品
    * @param dishDTO
    * @return
    *
    * */
    @PostMapping
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品 {}", dishDTO);
        dishService.save(dishDTO);
        String key = "dish_" + dishDTO.getCategoryId();
        clearCache(key);
        return Result.success();
    }

    /*
    * 菜品查询
    * @param page
    * @param pageSize
    * @param name
    * @return
    *
    * */
    @GetMapping("/page")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("分页查询：{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);

        return Result.success(pageResult);
    }


    /*
    * 批量删除菜品
    * @param ids
    * @return
    *
    * */
    @DeleteMapping
    public Result delete(@RequestParam List<Long> ids){
        log.info("删除菜品：{}", ids);
        dishService.delete(ids);
        clearCache("dish_*");
        return Result.success();
    }


    /*
    * 根据id查询菜品和对应的口味
    * @param id
    * @return
    *
    * */
    @GetMapping("/{id}")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品信息：{}", id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }


    /*
    * 修改菜品
    * @param dishDTO
    * @return
    *
    * */
    @PutMapping
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品信息：{}", dishDTO);
        dishService.update(dishDTO);
        clearCache("dish_*");
        return Result.success();
    }


    /*
    * 获取菜品列表
    * @param categoryId
    * */
    @GetMapping("/list")
    public Result<List<Dish>> list(Long categoryId){
       List<Dish> list = dishService.list(categoryId);
       return Result.success(list);
    }

    /*
    * 批量起售停售
    * @param status
    * @param ids
    * @return
    * */
    @PostMapping("/status/{status}")
    public Result startOrStop(@PathVariable Integer status, Long id){
        log.info("启用或禁用菜品：{}", id);
        dishService.startOrStop(status, id);
        clearCache("dish_*");
        return Result.success();
    }


    /*
    * 清理缓存
    * */
    private void clearCache(String  key){
        Set keys = redisTemplate.keys(key);
        redisTemplate.delete(keys);
    }
}
